题解 | #21年8月份练题总数#
https://www.nowcoder.com/practice/b8f30b239b454ed490367b53ea95607d
SELECT count(distinct device_id)did_cnt,count(question_id)question_cnt FROM question_practice_detail WHERE date LIKE "2021-08%"
https://www.nowcoder.com/practice/b8f30b239b454ed490367b53ea95607d
SELECT count(distinct device_id)did_cnt,count(question_id)question_cnt FROM question_practice_detail WHERE date LIKE "2021-08%"
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